You can also play some of the extra turns spells in Red or Blue to ensure you get to untap with Revel in Riches
You can also set spell and trap cards face down if you wish allowing you to flip them later to activate them outside of your turn
It was the first pokemon card I ever got, and I still have it actually
(9/19/2025) If any permanent has an ability that triggers when the permanent you return leaves the battlefield, that ability will be put on the stack after you finish casting the spell, and it will resolve before that spell
When I was looking into building a clone Commander deck, Jwari Shapeshifter was a card that briefly came to mind
Once per battle, during the Battle Step, if it is attacked by an opponent's monster with higher ATK: You can inflict damage to your opponent equal to the difference between the attacking monster's ATK and the targeted monster's